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Coefficient of a Particular Power
## Formula
For:
$$(a+bx)^n$$
the coefficient of $x^k$ is:
$${}^nC_k a^{n-k}b^k$$
## Usage
- Used when a question asks only for the coefficient of a particular power rather than the complete term.
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Coefficient of a Particular Power
## Formula
For:
$$(a+bx)^n$$
the coefficient of $x^k$ is:
$${}^nC_k a^{n-k}b^k$$
## Usage
- Used when a question asks only for the coefficient of a particular power rather than the complete term.
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